Renesas R61509V - Manual (Page 102)

R61509V Target Spec
Rev. 0.11 April 25, 2008, page 102 of 181
1
DB
17
DB
6
DB
5
DB
14
DB
13
DB
12
DB
11
DB
10
DB
8
DB DB
6
DB
5
DB
4
DB
3
DB
2
DB
1
R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0
RAM data write (1-transfer mode: TRI = 0)
1 7
Note: 65,536 colors are available.
Input
1 pixel
DB
17
DB
16
DB
15
DB
14
DB
13
DB
12
DB
11
DB
10
DB
8
DB
7
DB
6
DB
5
DB
4
DB
3
DB
2
DB
1
DB
17
DB
16
WD
[17] WD
[16] WD
[15] WD
[14] WD
[13] WD
[12] WD
[11] WD
[10] WD
[9]
WD
[8]
WD
[7]
WD
[6]
WD
[5]
WD
[4]
WD
[3]
WD
[2]
WD
[1]
WD
[0]
R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0
Note: Normal display in 262,144 colors.
First transfer Second transfer
RAM data write (2-transfer mode: TRI = 0, DFM = 0)
RGB
assignment
GRAM
write data
1 pixel
Input
pins
DB
2
DB
1
DB
17
DB
16
DB
15
DB
14
DB
13
DB
12
DB
11
DB
10
DB
8
DB
7
DB
6
DB
5
DB
4
DB
3
DB
2
DB
1
WD
[17] WD
[16] WD
[15] WD
[14] WD
[13] WD
[12] WD
[11] WD
[10] WD
[9]
WD
[8]
WD
[7]
WD
[6]
WD
[5]
WD
[4]
WD
[3]
WD
[2]
WD
[1]
WD
[0]
R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0
RAM data write (2-transfer mode: TRI = 1, DFM = 1)
Note: Normal display in 262,144 colors.
1 pixel
First transfer Second transfer
GRAM write
data
RGB
assignment
Input pins
(EPE=2'h0)
Figure 19 16-bit Interface Data Format (RAM Data Write)
R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0
RD
[17]
RD
[16]
RD
[15]
RD
[14]
RD
[13]
RD
[12]
RD
[11]
RD
[10]
RD
[9]
RD
[8]
RD
[7]
RD
[6]
RD
[5]
RD
[4]
RD
[3]
RD
[2]
RD
[1]
RD
[0]
DB
17
DB
16
DB
15
DB
14
DB
13
DB
12
DB
11
DB
10
DB
8
DB
7
DB
6
DB
5
DB
4
DB
3
DB
2
DB
1
RAM data read (1-transfer mode: TRI = 0)
GRAM data
Read data
Output pins
Note: RAM data cannot be read in 2-transfer mode.
Figure 20 16-bit Interface Data Format (RAM Data Read)